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ADM1024ARUZ Datasheet(PDF) 27 Page - ON Semiconductor

Part No. ADM1024ARUZ
Description  System Hardware Monitor with Remote Diode Thermal Sensing
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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ADM1024ARUZ Datasheet(HTML) 27 Page - ON Semiconductor

 
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Table 12. Register 43h, INT Interrupt Mask Register 1 (Power−On Default, 00h)
Bit
Name
R/W
Description
0
2.5 V/Ext. Temp2
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
1
VCCP1
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
2
VCC
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
3
5.0 V
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
4
Int. Temp
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
5
Ext. Temp1
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
6
FAN1/AIN1
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
7
FAN2/AIN2
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
Table 13. Register 44h, INT Interrupt Mask Register 2 (Power−On Default, 00h)
Bit
Name
R/W
Description
0
12 V
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
1
VCCP2
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
2
Reserved
R/W
Powerup Default Set to Low.
3
Reserved
R/W
Powerup Default Set to Low.
4
CI
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
5
THERM (Input)
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
6
D1 Fault
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
7
D2 Fault
R/W
A 1 disables the corresponding interrupt status bit for INT interrupt.
Table 14. Register 46h, Chassis Intrusion Clear (Power−On Default, 00h)
Bit
Name
R/W
Description
0–6
Reserved
Read only
Undefined, always reads as 00h.
7
Chassis Int. Clear
R/W
A 1 outputs a minimum 20 ms active low pulse on the Chassis Intrusion pin. The
register bit clears itself after the pulse has been output.
Table 15. Register 47h, VID0−3/FAN Divisor Register (Power−On Default, 0101(VID3−0))
Bit
Name
R/W
Description
0–3
VID
Read only
The VID<3:0> inputs from processor core power supplies to indicate the operating
voltage (e.g., 1.3 V to 3.5 V).
4–5
FAN1 Divisor
R/W
Sets counter prescaler for FAN1 speed measurement.
<5:4> = 00 – divide by 1
<5:4> = 01 – divide by 2
<5:4> = 10 – divide by 4
<5:4> = 11 – divide by 8
6–7
FAN2 Divisor
R/W
Sets counter prescaler for FAN2 speed measurement.
<7:6> = 00 – divide by 1
<7:6> = 01 – divide by 2
<7:6> = 10 – divide by 4
<7:6> = 11 – divide by 8
Table 16. Register 49h, VID4/Device ID Register (Power−On Default, 1000000(VID4))
Bit
Name
R/W
Description
0
VID4
Read only
VID4 Input from Pentium
1–7
Reserved
Read only
Undefined, always reads as 1000 000(VID4)


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